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Journal : Bulletin of Chemical Reaction Engineering

Optimization of Microwave-Assisted Alkali Pretreatment for Enhancement of Delignification Process of Cocoa Pod Husk Maktum Muharja; Rizki Fitria Darmayanti; Bekti Palupi; Istiqomah Rahmawati; Boy Arief Fachri; Felix Arie Setiawan; Helda Wika Amini; Meta Fitri Rizkiana; Atiqa Rahmawati; Ari Susanti; Ditta Kharisma Yolanda Putri
Bulletin of Chemical Reaction Engineering & Catalysis 2021: BCREC Volume 16 Issue 1 Year 2021 (March 2021)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.16.1.8872.31-43

Abstract

In this study, the optimization of microwave-assisted alkaline (MAA) pretreatment is performed to attain the optimal operating parameters for the delignification of cocoa pod husk (CPH). The MAA performance was examined by heating the CPH solid with different particle sizes (60–120 mesh) and NaOH solution with a different sample to a solvent (SS) ratio (0.02–0.05 g/L), for short irradiation time (1–4 min). Box-Behnken Design (BBD) was utilized to optimize the percentage of lignocellulose composition changes. The results show that by enlarging particle size, the content of lignin and cellulose decreased while hemicellulose increased. By prolong irradiation time, the content of lignin and hemicellulose decreased while cellulose elevated. On the other hand, increasing the SS ratio was not significant for hemicellulose content changes. From FTIR and SEM characterization, the MAA drove the removal of lignin and hemicellulose of CPH and increased cellulose slightly. Supported by kinetic study which conducted in this work, it was exhibited that MAA pretreatment technology is an effective delignification method of CPH which can tackle the bottleneck of its commercial biofuel production. Copyright © 2021 by Authors, Published by BCREC Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0). 
Co-Authors Abdul Malik Karim Amrullah Abdur Rohman Achri Isnan Khamil Adinda Yufriza Adrian, Febri Adriansyah, Muhamad Afwal, Diza Raudhatul Aina Christalia Rinastiti Amal Bahariawan Andreyan Poerwo Negoro Anggraini, Ranita Anggi Annisa, Yasmin Ari Susanti Ari Susanti Ari Susanti Ariel Seanhan Haezer Atiqa Rahmawati Atiqa Rahmawati Aziz, Mohamad Naufal Nizaar Badril Azhar Bekti Palupi Bimo Bayu Aji Boy Arief Fachri Boy Fachri Devara, Arighy Zahirah Faiqy Dianita Ivana Permata Dini Rahmawaty Ditta Kharisma Yolanda Putri Elisah, Nor Fachri, Boy Fakhri Arkaan Humaidi Fandora, Ardan Jauza Faqih, Hana Farwah, Zilma Aliyah Felix Arie Setiawan Firmansyah, Alex Firsta Retnaningtyas Udroto Gregah Pangayoman Hartanto P Habib Ihza Mahendra Habibatul Inayah Harti Arini Helda Wika Amini Helda Wika Amini Herdianto, Dimas Nur Humaidi, Fakhri Arkaan Husna Wardati Indrayani, Lilin Intan Hardiatama Intan Permatasari Istiqomah Rahmawati Istiqomah Rahmawati Iswahyono Iswahyono Joseph Dwi Kurniawan Manno Kenji Sakai Kenji Sanomoto Lailatul Krisna Abdullah Lestari, Afrila Tutut Dwijati Maharani, Regita Gustiayu Pramisti Maktum Muharja Mizanurafi’ Ghifarhadi Prasiefa Mohammad Nor Muhammad Ilham Muhammad Reza Muhammad Reza Muharja, Maktum Nanda Ayudiyah Andriani Nikita Meidi Nugraha, Reva Edra Nugroho, Yeremia Prasetya Nurani, Yukti Nurjannah, Lailia Nurtsulutsiyah Nurtsulutsiyah Nurtsulutsiyah Nurtsulutsiyah Nurtsulutsiyah, Nurtsulutsiyah Nurul Hidayati Pradipta, Shima Nuril Putri Agustin, Mawardhi Nabilla Rachman, Darryl Akeyla Rafif, M. Attar Rahman, Agus Rahmawati, Atiqa Raygita May Hastuti Regita Gustiayu Pramisti Maharani Reswara Musyafa Retno Utami Agung Wiyono Rizalluddin, Muhammad Rizki Fitria Darmayanti Rizki Fitria Darmayanti Rizki Fitria Darmayanti Rohmah, Fira Ulvatur Sakai, Kenji Sanomoto, Kenji Santosa, Iliya Kartika Saputri, Ocha Sa’roni, Achmad Septianti, Kiki Shabrina, Nadhilah Shofiah , Laila Nur Sholeha, Irdatus Siska Nuri Fadilah Siti Djamila Sonya Hakim Raharjo Susilowati Susilowati Tarigan, Eigiya Nina Tashiro, Yukihiro Ulfiani, Khoirun Nisya' Viqhi Aswie Wardani, Salza Belila Kusuma Wardhani, Maharani Tri Wiwik Pratiwi Yakub Hendrikson Manurung Yohanes Yohanes Yukihiro Tashiro Zuhriah Mumtazah